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MA Series Circuit Breakers

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Series = MA

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Part #

Circuit Breakers Motor Protector

MA25UM
Altech
1: S/856.93
1In Stock

Mfr. Part #
MA25UM

Mouser Part #
845-MA25UM

Altech

Circuit Breakers Motor Protector

Learn More

Datasheet

1In Stock

S/856.93

S/710.58

S/662.15

S/545.30

Quote

Min.: 1
Mult.: 1

Circuit Breakers

Adjustable Trip

25 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers MA10UM, 6.3-10A, 3p

MA10UM
Altech
1: S/710.42
2In Stock

Mfr. Part #
MA10UM

Mouser Part #
845-MA10UM

Altech

Circuit Breakers MA10UM, 6.3-10A, 3p

Learn More

Datasheet

2In Stock

S/710.42

S/589.09

S/548.96

S/452.07

S/419.81

Min.: 1
Mult.: 1

Circuit Breakers

Adjustable Trip

10 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers MA1.0UM, 0.63-1.0A, 3p

MA1.0UM
Altech
1: S/710.42
1Factory Stock Available

Mfr. Part #
MA1.0UM

Mouser Part #
845-MA1.0UM

Altech

Circuit Breakers MA1.0UM, 0.63-1.0A, 3p

Learn More

Datasheet

1Factory Stock Available

More Info Available

S/710.42

S/589.09

S/548.96

S/452.07

S/419.81

Min.: 1
Mult.: 1

Circuit Breakers

Adjustable Trip

1 A

Handle

Circuit Breakers MANUAL MOTOR CONTR 1.6A CIRCUIT BREAKER

MA1.6UM
Altech
1: S/710.42
174Factory Stock Available

Mfr. Part #
MA1.6UM

Mouser Part #
845-MA1.6UM

Altech

Circuit Breakers MANUAL MOTOR CONTR 1.6A CIRCUIT BREAKER

Learn More

Datasheet

174Factory Stock Available

More Info Available

S/710.42

S/589.09

S/548.96

S/452.07

S/419.81

Min.: 1
Mult.: 1

Circuit Breakers

Adjustable Trip

1.6 A

Handle

Circuit Breakers MA16UM, 10-16A, 3p

MA16UM
Altech
1: S/777.45
2Factory Stock Available

Mfr. Part #
MA16UM

Mouser Part #
845-MA16UM

Altech

Circuit Breakers MA16UM, 10-16A, 3p

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Datasheet

2Factory Stock Available

More Info Available

S/777.45

S/644.68

S/600.73

S/494.74

S/459.39

Min.: 1
Mult.: 1

16 A

Handle

Circuit Breakers MA2.5UM, 1.6-2.5A, 3p

MA2.5UM
Altech
1: S/532.42
1Factory Stock Available

Mfr. Part #
MA2.5UM

Mouser Part #
845-MA2.5UM

Altech

Circuit Breakers MA2.5UM, 1.6-2.5A, 3p

Learn More

Datasheet

1Factory Stock Available

More Info Available

S/532.42

S/506.61

View

Min.: 1
Mult.: 1

Circuit Breakers

Adjustable Trip

2.5 A

Handle

Circuit Breakers CIRCUIT BREAKER 20A

MA20UM
Altech
1: S/803.57
1Factory Stock Available

Mfr. Part #
MA20UM

Mouser Part #
845-MA20UM

Altech

Circuit Breakers CIRCUIT BREAKER 20A

Learn More

Datasheet

1Factory Stock Available

More Info Available

S/803.57

S/666.32

S/620.89

S/511.36

Quote

Min.: 1
Mult.: 1

20 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers MA32UM, 25-32A, 3p

MA32UM
Altech
1: S/878.69
4Factory Stock Available

Mfr. Part #
MA32UM

Mouser Part #
845-MA32UM

Altech

Circuit Breakers MA32UM, 25-32A, 3p

Learn More

Datasheet

4Factory Stock Available

More Info Available

S/878.69

S/728.29

S/671.34

S/554.64

Min.: 1
Mult.: 1

32 A

Handle

Circuit Breakers MA40UM, 32-40A, 3p

MA40UM
Altech
1: S/977.56
12Factory Stock Available

Mfr. Part #
MA40UM

Mouser Part #
845-MA40UM

Altech

Circuit Breakers MA40UM, 32-40A, 3p

Learn More

Datasheet

12Factory Stock Available

More Info Available

S/977.56

S/810.22

S/746.85

S/617.04

Min.: 1
Mult.: 1

40 A

Handle

Circuit Breakers 0.1-0.16A Motor Protector

MA016UM
Altech
1: S/710.42
Non-Stocked Lead-Time 9 Weeks

Mfr. Part #
MA016UM

Mouser Part #
845-MA016UM

Altech

Circuit Breakers 0.1-0.16A Motor Protector

Learn More

Datasheet

Non-Stocked Lead-Time 9 Weeks

S/710.42

S/589.09

S/548.96

S/452.07

S/419.81

Min.: 1
Mult.: 1

16 A

277 VAC

3 Pole

Handle

- 25 C

+ 55 C

Non-Illuminated

Circuit Breakers MA025UM, 0.16-0.25A, 3p

MA025UM
Altech
1: S/710.42
Non-Stocked Lead-Time 9 Weeks

Mfr. Part #
MA025UM

Mouser Part #
845-MA025UM

Altech

Circuit Breakers MA025UM, 0.16-0.25A, 3p

Learn More

Datasheet

Non-Stocked Lead-Time 9 Weeks

S/710.42

S/589.09

S/548.96

S/452.07

S/419.81

Min.: 1
Mult.: 1

25 A

Handle

Circuit Breakers MA040UM, 0.25-0.40A, 3p

MA040UM
Altech
1: S/710.42
Non-Stocked Lead-Time 9 Weeks

Mfr. Part #
MA040UM

Mouser Part #
845-MA040UM

Altech

Circuit Breakers MA040UM, 0.25-0.40A, 3p

Learn More

Datasheet

Non-Stocked Lead-Time 9 Weeks

S/710.42

S/589.09

S/548.96

S/452.07

S/419.81

Min.: 1
Mult.: 1

40 A

Handle

Circuit Breakers 0.1-0.16A Motor Protector

15.901U
Altech
1: S/407.39
Non-Stocked

Mfr. Part #
15.901U

Mouser Part #
845-15.901

Altech

Circuit Breakers 0.1-0.16A Motor Protector

Learn More

Datasheet

Non-Stocked

S/407.39

S/348.42

S/319.92

S/304.28

View

Min.: 1
Mult.: 1

Circuit Breakers

Adjustable Trip

160 mA

277 VAC

3 Pole

Handle

0 C

+ 25 C

Non-Illuminated

Circuit Breakers 0.16-0.25A Motor Protector

15.902
Altech
1: S/403.65
Non-Stocked

Mfr. Part #
15.902

Mouser Part #
845-15.902

Altech

Circuit Breakers 0.16-0.25A Motor Protector

Learn More

Datasheet

Non-Stocked

S/403.65

S/340.91

S/313.58

S/296.30

View

Min.: 1
Mult.: 1

Circuit Breakers

Adjustable Trip

250 mA

277 VAC

3 Pole

Handle

0 C

+ 25 C

Non-Illuminated

Circuit Breakers .4 0.25-0.40A Motor Protector

15.903
Altech
1: S/378.35
Non-Stocked

Mfr. Part #
15.903

Mouser Part #
845-15.903

Altech

Circuit Breakers .4 0.25-0.40A Motor Protector

Learn More

Datasheet

Non-Stocked

S/378.35

S/316.50

S/299.88

S/249.90

View

Min.: 1
Mult.: 1

Circuit Breakers

Adjustable Trip

400 mA

277 VAC

3 Pole

Handle

0 C

+ 25 C

Non-Illuminated

Circuit Breakers MA0.6 0.40-0.63A Motor Protector

15.904
Altech
1: S/378.35
Non-Stocked

Mfr. Part #
15.904

Mouser Part #
845-15.904

Altech

Circuit Breakers MA0.6 0.40-0.63A Motor Protector

Learn More

Datasheet

Non-Stocked

S/378.35

S/316.50

S/299.88

S/249.90

View

Min.: 1
Mult.: 1

Circuit Breakers

Adjustable Trip

630 mA

277 VAC

3 Pole

Handle

0 C

+ 25 C

Non-Illuminated

Circuit Breakers MA1. 0.63-10A Motor Protector

15.905
Altech
1: S/378.35
Non-Stocked

Mfr. Part #
15.905

Mouser Part #
845-15.905

Altech

Circuit Breakers MA1. 0.63-10A Motor Protector

Learn More

Datasheet

Non-Stocked

S/378.35

S/316.50

S/299.88

S/249.90

View

Min.: 1
Mult.: 1

Circuit Breakers

Adjustable Trip

1 A

277 VAC

3 Pole

Handle

0 C

+ 25 C

Non-Illuminated

Circuit Breakers MA 1.6-2.5A Motor Protector

15.907
Altech
1: S/378.35
Non-Stocked

Mfr. Part #
15.907

Mouser Part #
845-15.907

Altech

Circuit Breakers MA 1.6-2.5A Motor Protector

Learn More

Datasheet

Non-Stocked

S/378.35

S/316.50

S/299.88

S/249.90

View

Min.: 1
Mult.: 1

Circuit Breakers

Adjustable Trip

2.5 A

277 VAC

3 Pole

Handle

0 C

+ 25 C

Non-Illuminated

Circuit Breakers MA4.2.5-4.0A Motor Protector

15.908
Altech
1: S/378.35
Non-Stocked

Mfr. Part #
15.908

Mouser Part #
845-15.908

Altech

Circuit Breakers MA4.2.5-4.0A Motor Protector

Learn More

Datasheet

Non-Stocked

S/378.35

S/316.50

S/299.88

S/249.90

View

Min.: 1
Mult.: 1

Circuit Breakers

Adjustable Trip

4 A

277 VAC

3 Pole

Handle

0 C

+ 25 C

Non-Illuminated

Circuit Breakers MA 10.0-16.0A

15.911
Altech
1: S/410.27
Non-Stocked

Mfr. Part #
15.911

Mouser Part #
845-15.911

Altech

Circuit Breakers MA 10.0-16.0A

Learn More

Datasheet

Non-Stocked

S/410.27

S/346.35

S/328.18

S/273.49

View

Min.: 1
Mult.: 1

Circuit Breakers

Adjustable Trip

16 A

277 VAC

3 Pole

Handle

0 C

+ 25 C

Non-Illuminated

Circuit Breakers MA2 16.0-20.0A Motor Protector

15.912
Altech
1: S/424.09
Non-Stocked

Mfr. Part #
15.912

Mouser Part #
845-15.912

Altech

Circuit Breakers MA2 16.0-20.0A Motor Protector

Learn More

Datasheet

Non-Stocked

S/424.09

S/358.03

S/339.19

S/282.67

View

Min.: 1
Mult.: 1

Circuit Breakers

Adjustable Trip

20 A

277 VAC

3 Pole

Handle

0 C

+ 25 C

Non-Illuminated

Circuit Breakers MA20.0-25.0A Motor Protector

15.913
Altech
1: S/447.44
Non-Stocked

Mfr. Part #
15.913

Mouser Part #
845-15.913

Altech

Circuit Breakers MA20.0-25.0A Motor Protector

Learn More

Datasheet

Non-Stocked

S/447.44

S/370.99

S/342.11

S/282.95

View

Min.: 1
Mult.: 1

Circuit Breakers

Adjustable Trip

25 A

277 VAC

3 Pole

Handle

0 C

+ 25 C

Non-Illuminated

Circuit Breakers MA063UM, 0.40-0.63A, 3p

MA063UM
Altech
1: S/710.42
Non-Stocked Lead-Time 18 Weeks

Mfr. Part #
MA063UM

Mouser Part #
845-MA063UM

Altech

Circuit Breakers MA063UM, 0.40-0.63A, 3p

Learn More

Datasheet

Non-Stocked Lead-Time 18 Weeks

S/710.42

S/589.09

S/548.96

S/452.07

S/419.81

Min.: 1
Mult.: 1

63 A

Handle

Circuit Breakers MA4 0UM 2 5-4 0A 3p Motor Protector

MA4.0UM
Altech
1: S/710.42
Non-Stocked Lead-Time 18 Weeks

Mfr. Part #
MA4.0UM

Mouser Part #
845-MA4.0UM

Altech

Circuit Breakers MA4 0UM 2 5-4 0A 3p Motor Protector

Learn More

Datasheet

Non-Stocked Lead-Time 18 Weeks

S/710.42

S/589.09

S/548.96

S/452.07

S/419.81

Min.: 1
Mult.: 1

Circuit Breakers

Adjustable Trip

4 A

Handle

Circuit Breakers MA6.3UM, 4.0-6.3A, 3p

MA6.3UM
Altech
1: S/710.42
Non-Stocked Lead-Time 18 Weeks

Mfr. Part #
MA6.3UM

Mouser Part #
845-MA63UM

Altech

Circuit Breakers MA6.3UM, 4.0-6.3A, 3p

Learn More

Datasheet

Non-Stocked Lead-Time 18 Weeks

S/710.42

S/589.09

S/548.96

S/452.07

S/419.81

Min.: 1
Mult.: 1

Circuit Breakers

Adjustable Trip

6.3 A

Handle

MA Series Circuit Breakers

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